156944080

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{27631}}^1$

素因数の和:27715

約数の個数: 40

約数和(自身を含む): 370047744

約数和(自身を除く): 213103664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 27631, 55262, 110524, 138155, 221048, 276310, 442096, 552620, 1105240, 1961801, 2210480, 3923602, 7847204, 9809005, 15694408, 19618010, 31388816, 39236020, 78472040, 156944080]

約数ペア:

[(1, 156944080), (2, 78472040), (4, 39236020), (5, 31388816), (8, 19618010), (10, 15694408), (16, 9809005), (20, 7847204), (40, 3923602), (71, 2210480), (80, 1961801), (142, 1105240), (284, 552620), (355, 442096), (568, 276310), (710, 221048), (1136, 138155), (1420, 110524), (2840, 55262), (5680, 27631)]